The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 13, 2014
Filed:
Jun. 22, 2010
Applicants:
John Matthew Town, Ojal, CA (US);
Patrick J. Byrne, Ojal, CA (US);
Thomas Hartmann, Wiesen, DE;
Alan Bruce Hamersley, Newbury Park, CA (US);
Inventors:
John Matthew Town, Ojal, CA (US);
Patrick J. Byrne, Ojal, CA (US);
Thomas Hartmann, Wiesen, DE;
Alan Bruce Hamersley, Newbury Park, CA (US);
Assignee:
Thomson Licensing, Issy-les Moulineaux, FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/24 (2013.01);
U.S. Cl.
CPC ...
Abstract
A data disc, method and apparatus for forming the disc are disclosed. The data disc includes a first substrate structure bonded to a second substrate structure, with two curable material layers disposed on different sides of at least one of the two substrate structures, and at least one groove formed on a surface of one of the two curable material layers.